This Shimano 11-speed chainring is a spare part for the GRX FC-RX810 1-speed gravel crank. It is made of aluminium and has an asymmetrical 4-arm bolt circle diameter of 110 mm. Characteristic are the off-centre chainring bolt circles.

Specifications
Application: Gravel, Cyclocross, City & Touring
Mount: 110 mm pitch circle, 4-arm asymmetrical
Teeth: 40 T, 42 T
Gearing: 1x11-speed

Mfr Claimed Weight
TBC